Game::RaycastFOV - raycast field-of-view and related routines this module can be installed using cpanm: cpanm Game::RaycastFOV run perldoc(1) on Game::RaycastFOV for documentation to install from source code, with dependencies: git clone https://github.com/thrig/Game-RaycastFOV cd Game-RaycastFOV cpanm . or the manual old fashioned way: perl Build.PL && ./Build test && ./Build install